Doctor insights on:
Mri Of Knee Without Contrast
Mri or magnetic resonance imaging is one of the more recently developed imaging modalities available to physicians. It uses powerful magnets to generate images. There is no ionizing radiation which is a major advantage over many other modalities. Mri is the best imaging exam that we have for most soft tissue and joint related problems. There are radiologists ...Read more
Maybe safer in some: Gadolinium contrast could potentially cause kidney complications on rare occasion. Mri without contrast will reveal areas of atrophy, stroke, bleeding, tumors, hydrocephalus, etc, but will not clearly show certain ms lesions, aneurysms, avm's, some inflammatory problems, so, always discuss with your doctor as to why an ordered MRI might be done in a variety of ways. ...Read moreSee 2 more doctor answers
Can labrum tear (fray) be seen conclusively on MRI without contrast? How about during an arthroscopic surgery of shoulder? MRI with contrast needed?
Possibly: But not definitively! needs contrast to better define the location and extent. ...Read more
Varies: An MRI is a structural test and show structural changes that can occur in advanced inflammatory arthritis that has structural changes such as cartilage loss, it can also show an inflammatory pannus as well. These findings can be seen in a study without contrast. Contrast can be used in specific cases when more information is needed. Inflammatory arthritis is often first diagnosed with bloodwork ...Read more
Is MR arthrography of the hip joint a fancy way of saying MRI of the hip with contrast media (Gadalinium)?
No contrast usually: Contrast is not usually given for an MRI of the knee. Many times, the knee has an effusion, which acts as a natural contrast agent for MRI. In complex situations, such as after surgery or when the patient's symptoms are more sever than expected by the Doctor, then contrast can be used either by venous injection or with an arthrogram. ...Read moreSee 2 more doctor answers
Depends on diagnosis: Usually MRI scans of the spine and joints (shoulder, knees, etc) do not need a contrast injection. Contrast is given for spine MRI scans to search for tumors and postoperative scarring. Mri scans of the brain, abdomen, pelvis can be performed with a contrast injection to help find a tumor, but these scans can also be performed without injection. Breast MRI should be performed with contrast. ...Read moreSee 3 more doctor answers
Frequently: MRI if abdomen/ pelvis frequently identify most existing neoplasms but can miss the presence of one, especially if metastatic from a more distant site. We therefore employ PET/CAT to evaluate entire site especially for a hidden primary in the face of metastasis. If multiple liver lesions present, PET can identify which might be hemangiomas and determine approach to be used for management. ...Read more
MRI w/w/out Contrast: MRI uses magnetic fields to form images in the body and term with and without contrast comprises the series of films of the MRI. The study is performed with contrast in event there is need for specific differentiation of tumor from other structures, find smaller lesions, and see dynamic assessment of lesion (how active). ...Read more
Will a CT scan of the lumbar spine post fusion without contrast show pinched nerves or just bone structure and hardware?
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